package com.itheima.reggie.common;

import com.baomidou.mybatisplus.core.handlers.MetaObjectHandler;
import lombok.extern.slf4j.Slf4j;
import org.apache.ibatis.reflection.MetaObject;
import org.springframework.stereotype.Component;

import java.time.LocalDateTime;


/**
* 自定义元数据对象处理器
* */

@Component
@Slf4j
public class MyMetaObjecthandler implements MetaObjectHandler {

    /**
    * 插入操作自动填充
    * */
    @Override
    public void insertFill(MetaObject metaObject) {

        log.info("公共字段自动填充[insert...]");
        log.info(metaObject.toString());

        metaObject.setValue("createTime", LocalDateTime.now());
        metaObject.setValue("updateTime", LocalDateTime.now());
        metaObject.setValue("createUser",  BaseContext.getCurrentId());
        metaObject.setValue("updateUser",  BaseContext.getCurrentId());
    }

    /**
    更新操作自动填充
    */

    @Override
    public void updateFill(MetaObject metaObject) {
        log.info("公共字段自动填充[update...]");
        log.info(metaObject.toString());

        long id = Thread.currentThread().getId();
        log.info("线程id为:{}",id);

        metaObject.setValue("updateTime", LocalDateTime.now());
        metaObject.setValue("updateUser", BaseContext.getCurrentId());
    }
}
